| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-983-6659 (009836659) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Eca Etablissement Central Des, Aertekno Srl, Hamilton Sundstrand Corporation, Military Standards Corp, Lockheed Martin Corporation, Rdm Technology Bv, Zf Industrieantriebe Witten Gmbh, Picatinny Arsenal, Solar Turbines Incorporated, Inspektorat Wsparcia Sil Zbrojnych, Defense Reduction Agency, Integrity Fasteners Inc, Nimikkeistokeskus Ncb Finland, Federal Specifications, Northrop Grumman Systems Corporation, Rockwell Collins Aerospace, Finmeccanica Spa Helicopters, Raymond Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS608-4-10P | national aerospace standards com | screw cap socket head | RFQ |
| 5305009836659 | eca etablissement central des | screw cap socket head | RFQ |
| NAS1351-4-10P | aertekno srl | screw cap socket head | RFQ |
| NAS1351-4-10P | national aerospace standards com | screw cap socket head | RFQ |
| 23528R1 | hamilton sundstrand corporation | screw cap socket head | RFQ |
| MS16998-42 | military standards corp | screw cap socket head | RFQ |
| 4912853-01 | lockheed martin corporation | screw cap socket head | RFQ |
| MS35458-22 | military standards corp | screw cap socket head | RFQ |
| XX002-0277 | rdm technology bv | screw cap socket head | RFQ |
| MS35458-22 | zf industrieantriebe witten gmbh | screw cap socket head | RFQ |
| 852295 | picatinny arsenal | screw cap socket head | RFQ |
| 23528R1 | solar turbines incorporated | screw cap socket head | RFQ |
| 5305PL0759475 | inspektorat wsparcia sil zbrojnych | screw cap socket head | RFQ |
| 870338-00 | defense reduction agency | screw cap socket head | RFQ |
| MS16998-42 | integrity fasteners inc | screw cap socket head | RFQ |
| 10114768 | nimikkeistokeskus ncb finland | screw cap socket head | RFQ |
| FF-S-86 REVISION C | federal specifications | screw cap socket head | RFQ |
| 4912853-01 | northrop grumman systems corporation | screw cap socket head | RFQ |
| 324-1504-000 | rockwell collins aerospace | screw cap socket head | RFQ |
| NAS1351-4-10P | finmeccanica spa helicopters | screw cap socket head | RFQ |
| 710-009 | raymond corporation | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.523 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.188 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 155000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 6 TYPE |
| Relevant Components for NSN - 5305-00-983-6659, 5305009836659 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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